#644BE8#644BE8
#644BE8 is a mid, highly saturated blue. Relative luminance 0.136; OKLCH L 53.6% C 0.225 H 283.0°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).
Color values
| HEX | #644BE8 |
|---|---|
| RGB | rgb(100, 75, 232) |
| HSL | hsl(250, 77%, 60%) |
| HSV | hsv(250, 68%, 91%) |
| CMYK | cmyk(56.9%, 67.7%, 0%, 9%) |
| CIE-LAB | lab(43.60, 51.62, -76.01) |
| CIE-LCH | lch(43.60, 91.88, 304.18°) |
| OKLab | oklab(53.6% 0.0507 -0.2188) |
| OKLCH | oklch(53.6% 0.225 283) |
| XYZ | xyz(22.3326, 13.5662, 77.7700) |
| Luminance | 0.1357 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Purpleish Blue
#6140EF
ΔE00 2.47
Bluish Purple
#703BE7
ΔE00 3.78
Purpley Blue
#5F34E7
ΔE00 5.03
Light Indigo
#6D5ACF
ΔE00 5.12
Slate Blue
#6A5ACD
ΔE00 5.22
Bluey Purple
#6241C7
ΔE00 5.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#644BE8 #CFE84B
analogous
#4B81E8 #644BE8 #B24BE8
triadic
#644BE8 #E8644B #4BE864
tetradic
#644BE8 #E84B81 #CFE84B #4BE8B2
square
#644BE8 #E84B81 #CFE84B #4BE8B2
split-complementary
#644BE8 #E8B24B #81E84B
monochromatic
#2C15A4 #3A1CDA #644BE8 #9381EF #C1B8F6
Accessibility & contrast
On white
5.65
#644BE8 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.71
#644BE8 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #644BE8
5.65:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##644BE8 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##644BE8 | 1.00 | 5.65 | 3.71 | 5.65 |
| #FFFFFF | 5.65 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.71 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.65 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006CED
Deuteranopia (green-blind)
#0062E5
Tritanopia (blue-blind)
#1A7494
Achromatopsia (no color)
#676767
Design tokens & code
CSS
--color: #644be8; /* rgb */ color: rgb(100, 75, 232); /* oklch */ color: oklch(53.6% 0.225 283.0);
Tailwind
colors: {
custom: {
50: '#9d7ff0',
500: '#644be8',
950: '#000000',
},
}SCSS
$custom: #644be8; $custom-light: #9d7ff0; $custom-dark: #000000;
JSON
{
"hex": "#644be8",
"rgb": {
"r": 100,
"g": 75,
"b": 232
},
"hsl": {
"h": 249.554,
"s": 77.34,
"l": 60.196
},
"oklch": {
"l": 0.53602,
"c": 0.22457,
"h": 283
},
"luminance": 0.13568
}Semantic roles & 50–950 ramp
primary
#644BE8
secondary
#DCE6A9
accent
#DA0CB9
background
#FAF7FE
surface
#F4EEFD
border
#CEC9D5
text
#100A17
muted
#7F7C85